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clear train hell cv4

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This commit is contained in:
Ivan Leichenko 2024-10-18 00:01:23 +02:00
parent 4d12d1de23
commit 090dc461f3
1 changed files with 30 additions and 1 deletions
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31
cv4/a_train.c
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@ -76,6 +76,8 @@ struct car* clear_train(struct car* first, const char* target)
} }
} }
struct car* prev = first; struct car* prev = first;
struct car* bef_prev = first;
if(prev->next->next == NULL) if(prev->next->next == NULL)
{ {
@ -98,17 +100,44 @@ struct car* clear_train(struct car* first, const char* target)
} }
} }
while (prev->next->next != NULL) while (prev->next->next != NULL)
{ {
if(strcmp(prev->value, target)) if(!strcmp(prev->value, target))
{ {
struct car* third = prev->next->next; struct car* third = prev->next->next;
free(prev->next); free(prev->next);
prev->next = third; prev->next = third;
return first; return first;
} }
if(prev->next->next != NULL)
{
bef_prev = prev;
}
prev = prev->next; prev = prev->next;
} }
if(prev->next->next == NULL)
{
if(!strcmp(prev->value, target))
{
struct car* last = prev->next;
free(prev);
bef_prev->next = last;
return first;
}
else if(!strcmp(prev->next->value, target))
{
free(prev->next);
prev->next = NULL;
return first;
}
else
{
return first;
}
}
return first; return first;
} }